EC11CH05_Zucman ARjats.cls August 7, 2019 12:27 Annual Review of Economics Global Wealth Inequality Gabriel Zucman1,2 1Department of Economics, University of California, Berkeley, California 94720, USA; email:
[email protected] 2National Bureau of Economic Research, Cambridge, MA 02138, USA Annu. Rev. Econ. 2019. 11:109–38 Keywords First published as a Review in Advance on inequality, wealth, tax havens May 13, 2019 The Annual Review of Economics is online at Abstract economics.annualreviews.org This article reviews the recent literature on the dynamics of global wealth https://doi.org/10.1146/annurev-economics- Annu. Rev. Econ. 2019.11:109-138. Downloaded from www.annualreviews.org inequality. I first reconcile available estimates of wealth inequality inthe 080218-025852 United States. Both surveys and tax data show that wealth inequality has in- Access provided by University of California - Berkeley on 08/26/19. For personal use only. Copyright © 2019 by Annual Reviews. creased dramatically since the 1980s, with a top 1% wealth share of approx- All rights reserved imately 40% in 2016 versus 25–30% in the 1980s. Second, I discuss the fast- JEL codes: D31, E21, H26 growing literature on wealth inequality across the world. Evidence points toward a rise in global wealth concentration: For China, Europe, and the United States combined, the top 1% wealth share has increased from 28% in 1980 to 33% today, while the bottom 75% share hovered around 10%. Recent studies, however, may underestimate the level and rise of inequal- ity, as financial globalization makes it increasingly hard to measure wealth at the top.